From e0fd484046b25e3657ab1652d99a37c522cf4ff9 Mon Sep 17 00:00:00 2001 From: Simen Bekkhus Date: Fri, 24 Nov 2017 16:51:06 +0100 Subject: [PATCH] Add failing test for prefer-to-be-undefined --- rules/__tests__/prefer_to_be_undefined.test.js | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/rules/__tests__/prefer_to_be_undefined.test.js b/rules/__tests__/prefer_to_be_undefined.test.js index 63d129518..a4d574b88 100644 --- a/rules/__tests__/prefer_to_be_undefined.test.js +++ b/rules/__tests__/prefer_to_be_undefined.test.js @@ -6,7 +6,10 @@ const rules = require('../../').rules; const ruleTester = new RuleTester(); ruleTester.run('prefer_to_be_undefined', rules['prefer-to-be-undefined'], { - valid: ['expect(undefined).toBeUndefined();'], + valid: [ + 'expect(undefined).toBeUndefined();', + 'expect(undefined).not.toBeUndefined();', + ], invalid: [ {